Finding the Fourth Proportional to 291,914.64, 402,608.96 and 201,249.82
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Solution
The fourth proportional to 291,914.64, 402,608.96 and 201,249.82 is: 277,563.95
Step by Step Solution
- Step 1: Write the proportion equation
291,914.64 : 402,608.96 = 201,249.82 : x - Step 2: Convert to fraction form
291,914.64/402,608.96 = 201,249.82/x - Step 3: Cross multiply
291,914.64x = 402,608.96 × 201,249.82 - Step 4: Simplify right side
291,914.64x = 81,024,980,730.39 - Step 5: Solve for x
x = 81,024,980,730.39/291,914.64 - Step 6: Final answer
x = 277,563.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.